<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title>输入框</title>
	</head>

	<body>

		<input type="button" onclick="open3()" value="打开第三个页面" />

		<script type="text/javascript">
			function open3() {
				window.open("demo03打开关闭窗口.html")
			}
		</script>

		<!--<script type="text/javascript">
			// 弹出一个让用户输入内容的弹窗
			var result = window.prompt("请输入您的用户名");
			console.log(result)
		</script>-->
	</body>

</html>